Beijing Bio and Changchun Bio are currently referred to as the new coronavirus vaccination, and you can get Changchun Bio if you have gotten Beijing Bio. Beijing Bio and Changchun Bio belong to the new coronavirus inactivated vaccine, which is a vaccine of the same technical route, with the same vaccine composition and the same antibody function, only the production area and packaging are not the same. Therefore, if you have received the Beijing Bio vaccine in the first injection, you can receive the Changchun Bio vaccine in the second injection. After the first dose of Beijing Biological Vaccine, the second dose of Changchun Biological Vaccine, you need to pay attention to the interval, generally speaking, the interval between the two shots needs to be more than 21 days, try to complete the two vaccinations in 56 days. It is recommended that the Beijing Biological Vaccine and the Changchun Biological Vaccine be completed in accordance with the prescribed time. Regardless of whether you receive the Changchun or Beijing biological vaccine, you need to go to a regular hospital to complete the vaccination, and you need to do a good job of preventive and control work after the vaccination.